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Bibliography: "Double stars, etc."; "The micrometer"; "Colours of stars": p.425-458
pt.l. Historical and descriptive of instruments and methods.--pt.2. On the calculation of the orbit of a binary star.--pt.3. The catalogue and measures.--pt.4. Bibliography
Reproduction from digital master
Available on demand as hard copy or computer file from Cornell University Library
xii p., 2 l., 464 p
Reproduction from digital master. Ithaca, NY : Cornell University Library, xii p., 2 l., 464 p. : front., illus., 5 fold. pl., tab., diagr. ; 23 cm
Gledhill, Joseph, 1836-; Wilson, J. M. (James Maurice), 1836-1931